Yawan ƙarfin ƙarfin baturi na Lithium-ion yana da girma, saboda dalilai na tsaro ba za a ƙirƙira ƙarar gabaɗaya da girma ba, amma adadin ƙwayoyin lithium baƙin ƙarfe phosphate guda ɗaya ta hanyar masu haɗin kai a cikin jerin kuma a layi daya zuwa cikin wutar lantarki, suna samar da tsarin batirin lithium na hasken rana. , duk da haka, wannan yana buƙatar fuskantar matsalar daidaito.
Rashin daidaito nabatirin lithium mai ranasigogi yawanci sun haɗa da iya aiki, juriya na ciki, rashin daidaituwar wutar lantarki mai buɗewa, rashin daidaituwa na aikin tantanin halitta, wanda aka kafa a cikin tsarin samarwa, za a ƙara tsanantawa a cikin tsarin amfani, fakitin baturi iri ɗaya a cikin tantanin halitta, mafi rauni shine. ko da yaushe ya zama mai rauni da hanzari don zama mai rauni da kuma matakin watsawa na sigogi tsakanin kwayar halitta ta monomer, tare da zurfafa matakin tsufa kuma ya zama ya fi girma.
Karatun mai alaƙa: Menene Daidaicin Batirin Lithium Solar?
Wannan labarin zai gabatar da sel marasa daidaituwa lokacin da aka yi amfani da su a cikin jeri da tare, wane lahani za a kawo wa batir lithium-ion PACK da kuma yadda ya kamata mu magance matsalar rashin daidaituwar batir lithium na hasken rana.
Menene Hatsarin Batirin Lithium Rana marasa daidaituwa?
Asarar damar ajiya na fakitin batirin lithium mai rana
A cikin ƙirar fakitin batirin lithium na hasken rana, ƙarfin gabaɗaya yana cikin layi tare da "ka'idar ganga", ƙarfin mafi munin lithium iron phosphate cell yana ƙayyade ƙarfin fakitin batirin lithium na rana. Domin hana yin caji da wuce gona da iri, tsarin sarrafa baturi zai yi amfani da dabaru kamar haka:
Lokacin da ake fitarwa: lokacin da mafi ƙanƙan ƙarfin lantarki ɗaya tantanin halitta ya kai ga yanke wutar lantarki, duk fakitin baturi yana daina fitarwa;
Lokacin caji: lokacin da mafi girman ƙarfin lantarki na mutum ya taɓa abin da aka yanke na caji, ana dakatar da caji.
Bugu da kari, lokacin da aka yi amfani da ƙaramin ƙarfin baturi a jeri tare da mafi girman ƙarfin baturi, ƙaramin ƙarfin baturi koyaushe zai kasance cikakke cikakke, yayin da mafi girman ƙarfin ƙarfin ƙarfin ƙarfinsa koyaushe zai yi amfani da ɓangaren ƙarfinsa, yana haifar da ƙarfin Duk fakitin baturi koyaushe yana da ɓangaren ƙarfin sa a cikin rashin aiki.
Rage rayuwar ajiya na fakitin batirin lithium na hasken rana
Hakazalika, tsawon rayuwar alithium solar baturiya dogara da kwayar phosphate ta lithium baƙin ƙarfe tare da mafi ƙarancin rayuwa. Wataƙila tantanin halitta mafi guntuwar rayuwa shine tantanin halitta phosphate na lithium mai ƙarancin ƙarfi. Ƙaƙƙarfan ƙarfin tantanin halitta LiFePO4 yana iya zama farkon wanda zai kai ƙarshen rayuwarsa saboda yana cika caji da fitarwa kowane lokaci. Lokacin waldawa azaman ƙungiyar lithium iron phosphate cell ƙarshen rayuwa, duka fakitin batirin lithium na rana shima zai biyo bayan ƙarshen rayuwa.
Ƙara ƙarfin juriya na ciki na fakitin batirin rana
Lokacin da wannan halin yanzu ke gudana ta cikin sel tare da juriya na ciki daban-daban, tantanin halitta LiFePO4 tare da juriya na ciki mafi girma yana haifar da ƙarin zafi. Wannan yana haifar da yawan zafin jiki na hasken rana, wanda ke hanzarta raguwa kuma yana ƙara haɓaka juriya na ciki. An samo nau'i-nau'i na mummunan ra'ayi tsakanin juriya na ciki da hawan zafin jiki, wanda ke hanzarta lalacewar sel tare da babban juriya na ciki.
Siffofin guda uku na sama ba su da cikakken 'yanci, kuma sel tsofaffi masu zurfi suna da tsayin daka na ciki da ƙarin lalacewa. Ko da yake waɗannan sigogi suna shafar juna, amma daban-daban suna bayyana jagorancin tasirin su daban-daban, suna taimakawa mafi fahimtar cutar rashin daidaiton baturi na lithium.
Yadda Ake Magance Rashin daidaiton Batirin Lithium Solar?
Gudanar da thermal
Dangane da matsalar cewa ƙwayoyin phosphate na baƙin ƙarfe na lithium tare da juriya na ciki marasa daidaituwa suna haifar da zafi daban-daban, ana iya haɗa tsarin kula da yanayin zafi don daidaita yanayin zafi a cikin fakitin baturi gabaɗaya ta yadda za a adana bambancin zafin jiki a cikin ɗan ƙaramin kewayo. Ta wannan hanyar, ko da tantanin halitta da ke haifar da ƙarin zafi yana da haɓakar zafin jiki, ba zai janye daga sauran kwayoyin halitta ba, kuma yanayin lalacewa ba zai bambanta ba. Tsarin kula da yanayin zafi na gama gari sun haɗa da tsarin sanyaya iska da tsarin sanyaya ruwa.
Rarraba
Manufar rarrabuwa ita ce raba sigogi daban-daban da batches na ƙwayoyin batir na lithium baƙin ƙarfe phosphate ta hanyar zaɓi, ko da nau'in nau'in nau'in batirin lithium baƙin ƙarfe phosphate ɗin, amma kuma ana buƙatar tantancewa, ma'auni na dangi maida hankali na batir phosphate na lithium baƙin ƙarfe. sel a cikin fakitin baturi, Kunshin baturi. Hanyoyin rarrabuwa sun haɗa da rarrabuwa a tsaye da rarrabuwa mai ƙarfi.
Daidaitawa
Saboda rashin daidaituwar ƙwayoyin phosphate na lithium baƙin ƙarfe, ƙarfin wutar lantarki na wasu sel zai kasance gaba da sauran sel kuma ya isa matakin sarrafawa da farko, wanda zai haifar da ƙarfin tsarin duka ya zama ƙarami. Ayyukan daidaitawa na tsarin sarrafa baturi BMS na iya magance wannan matsala sosai.
Lokacin da tantanin halitta na batir phosphate na lithium baƙin ƙarfe shine farkon wanda ya isa wurin da ake kashe wutar lantarki, yayin da sauran ƙarfin ƙarfin baturin lithium baƙin ƙarfe phosphate ke baya, BMS zai fara aikin daidaita caji, ko samun dama ga resistor, don fitarwa. wani ɓangare na ƙarfin babban ƙarfin lantarki na lithium baƙin ƙarfe phosphate cell baturi, ko canja wurin makamashi tafi zuwa ƙananan ƙarfin ƙarfin lithium baƙin ƙarfe phosphate cell baturi sama. Ta wannan hanyar, yanayin yanke caji yana ɗagawa, aikin caji yana sake farawa, kuma ana iya cajin fakitin baturi tare da ƙarin iko.
Lokacin aikawa: Satumba-03-2024